256475402494

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{8521}}^1$

素因数の和:8861

約数の個数: 64

約数和(自身を含む): 421451214912

約数和(自身を除く): 164975812418

約数列:

[1, 2, 17, 34, 67, 73, 134, 146, 181, 362, 1139, 1241, 2278, 2482, 3077, 4891, 6154, 8521, 9782, 12127, 13213, 17042, 24254, 26426, 83147, 144857, 166294, 206159, 224621, 289714, 412318, 449242, 570907, 622033, 885271, 1141814, 1244066, 1542301, 1770542, 3084602, 9705419, 10574561, 15049607, 19410838, 21149122, 26219117, 30099214, 41676211, 52438234, 83352422, 103334167, 112587973, 206668334, 225175946, 708495587, 1416991174, 1756680839, 1913995541, 3513361678, 3827991082, 7543394191, 15086788382, 128237701247, 256475402494]

約数ペア:

[(1, 256475402494), (2, 128237701247), (17, 15086788382), (34, 7543394191), (67, 3827991082), (73, 3513361678), (134, 1913995541), (146, 1756680839), (181, 1416991174), (362, 708495587), (1139, 225175946), (1241, 206668334), (2278, 112587973), (2482, 103334167), (3077, 83352422), (4891, 52438234), (6154, 41676211), (8521, 30099214), (9782, 26219117), (12127, 21149122), (13213, 19410838), (17042, 15049607), (24254, 10574561), (26426, 9705419), (83147, 3084602), (144857, 1770542), (166294, 1542301), (206159, 1244066), (224621, 1141814), (289714, 885271), (412318, 622033), (449242, 570907)]